Searching for Number For Platinum Jewelry information? Follow the links below to find all the information you need and more.
https://www.liveabout.com/platinum-jewelry-information-2043747
Aug 17, 2017 · Jewelry that contains at least 950 parts per thousand of pure platinum may be marked or described as "Platinum". Jewelry that contains 850, 900 or 950 parts per thousand of pure platinum may be marked "Plat" or "Pt" if a number is used in …
https://www.sellyourgold.com/faq/my-items-gold-silver-or-platinum
An oval stamp would indicate the item is silver. A 'house' shaped mark is used for platinum items. The number inside the shape is called the millesimal stamp number - this will tell you the actual precious metal content or the purity of the precious metal.
https://www.leaf.tv/articles/what-are-some-identifying-marks-on-a-platinum-ring/
Rings containing 850 or more parts pure platinum may be described as "platinum" if they use the number "850," or "85% or more" to qualify "Platinum" or its abbreviation in the content marking. Abbreviation marks for other PGMs include: "Plat."
https://www.consumer.ftc.gov/articles/0294-platinum-jewelry
To be called platinum, an item should be at least 50% pure platinum (or 500 "parts per thousand"). If an item is marked as platinum without any qualification, it should have at …
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